McAlester, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McAlester, a city in Pittsburg County, Oklahoma.
Today
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 103. South wind around 5 mph.
7-day forecast for McAlester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 5 mph S | 0% |
| Tonight | 76°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 101°F | Sunny | 5 mph S | 3% |
| Wednesday Night | 78°F | Mostly Clear | 5 mph S | 4% |
| Thursday | 100°F | Mostly Sunny | 5 mph S | 11% |
| Thursday Night | 77°F | Slight Chance Showers And Thunderstorms | 5 mph S | 18% |
| Friday | 96°F | Chance Showers And Thunderstorms | 5 mph S | 34% |
| Friday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 34% |
| Saturday | 96°F | Mostly Sunny | 5 mph S | 12% |
| Saturday Night | 76°F | Mostly Clear | 5 mph S | 12% |
| Sunday | 96°F | Sunny | 5 mph S | 3% |
| Sunday Night | 76°F | Mostly Clear | 5 mph S | 2% |
| Monday | 96°F | Sunny | 5 to 10 mph S | 2% |
| Monday Night | 77°F | Mostly Clear | 5 to 10 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for McAlester (34.926, -95.774). Updated through the day.
Growing snapshot for McAlester
Last spring frost
Mar 31
First fall frost
Nov 3
Growing season
216 days
Hardiness zone
7b
More local growing data for McAlester: nearby ZIP 74554 weather · frost dates · planting calendar · Oklahoma frost dates
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Climate data from the nearest NOAA station, Mcalester Rgnl Ap, Ok (4.7 mi from McAlester). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.